[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Hacking gnumach to track parental relationship of tasks
From: |
Samuel Thibault |
Subject: |
Re: Hacking gnumach to track parental relationship of tasks |
Date: |
Mon, 9 Sep 2013 19:40:23 +0200 |
User-agent: |
Mutt/1.5.21+34 (58baf7c9f32f) (2010-12-30) |
Ludovic Courtès, le Mon 09 Sep 2013 18:48:03 +0200, a écrit :
> Samuel Thibault <samuel.thibault@gnu.org> skribis:
> > Ludovic Courtès, le Sat 07 Sep 2013 22:04:06 +0200, a écrit :
> >> However, wouldn’t it be preferable to fix it by interposing on
> >> ‘task_create’ calls, à la clans & chiefs? (IIUC, this can be done with
> >> by setting the TASK_KERNEL_PORT of a task.)
> >
> > Apparently task_create is a kernel trap.
>
> Isn’t rpctrace able to interpose on it?
I don't think there is any way to interpose a trap.
It probably happens that libc nicely uses the RPC, but nothing prevents
a process from raising a trap.
Samuel
- [PATCH 2/2] kern: make the parent of a task available via task_info, (continued)
- [PATCH 2/2] kern: make the parent of a task available via task_info, Justus Winter, 2013/09/05
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/05
- Re: Hacking gnumach to track parental relationship of tasks, Justus Winter, 2013/09/06
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/06
- Re: Hacking gnumach to track parental relationship of tasks, Justus Winter, 2013/09/06
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/07
- Re: Hacking gnumach to track parental relationship of tasks, Justus Winter, 2013/09/07
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/07
- Re: Hacking gnumach to track parental relationship of tasks, Samuel Thibault, 2013/09/09
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/09
- Re: Hacking gnumach to track parental relationship of tasks,
Samuel Thibault <=
- Re: Hacking gnumach to track parental relationship of tasks, Justus Winter, 2013/09/10
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/10
- Re: Hacking gnumach to track parental relationship of tasks, Justus Winter, 2013/09/11
- Re: Hacking gnumach to track parental relationship of tasks, Ludovic Courtès, 2013/09/11
- Re: Hacking gnumach to track parental relationship of tasks, Samuel Thibault, 2013/09/11
- Re: Hacking gnumach to track parental relationship of tasks, Richard Braun, 2013/09/11
- Re: Hacking gnumach to track parental relationship of tasks, Samuel Thibault, 2013/09/12
- Re: Hacking gnumach to track parental relationship of tasks, Richard Braun, 2013/09/12
- Re: Hacking gnumach to track parental relationship of tasks, Samuel Thibault, 2013/09/12
- Re: Hacking gnumach to track parental relationship of tasks, Richard Braun, 2013/09/12